You may wonder what all the fuss is about exercise. Simply put, inactivity is hazardous to your health. Physical activity can help you prevent chronic disease, manage your weight, and stay mentally fit. The best news is that it's never too late to adopt a more active lifestyle.

Learn how to become a proactive patient. Understand your treatment choices. Get the latest news on advances in cancer. If you or a loved one is facing cancer, you’ll want to explore the Cancer Knowledgebase, with separate sections on more than 60 types of the disease.